The eGFR may also be affected by a variety of drugs, such as gentamicin, cisplatin, and cefoxitin that increase creatinine levels, and by any condition that decreases blood flow to the kidneys. The calculation for eGFR is intended to be used when kidney function and creatinine production are stable.
A standard chess board has 64 individual squares, but 204 squares if you count squares of all sizes. A regulation board consists of eight squares in each direction. Continue Reading.
A chess board represents an abstract space and a chess piece is a member of a set of finite elements where to each element is assigned a rule on how to change its coordinates in the abstract space. These rules also depend on the positions of other pieces. For example, a rule for a bishop is that it cannot proceed past another piece in its way.